definition of
roughshod

[1] #1 roughshod s. (of a horse) having horseshoes with projecting nails to prevent slipping. wn

[2] #2 roughshod s. [barbarous, brutal, cruel, fell, savage, vicious] (of persons or their actions) able or disposed to inflict pain or suffering; "a barbarous crime"; "brutal beatings"; "cruel tortures"; "Stalin's roughshod treatment of the kulaks"; "a savage slap"; "vicious kicks". wn

[3] #3 roughshod s. [heavy-handed] unjustly domineering; "incensed at the government's heavy-handed economic policies"; "a manager who rode roughshod over all opposition". wn